Question

9-Define Life Expectancy at Birth?​

Answer 1

Answer:

Life expectancy at birth reflects the overall mortality level of a population. It summarizes the mortality pattern that prevails across all age groups - children and adolescents, adults and the elderly. Average number of years that a newborn is expected to live if current mortality rates continue to apply.

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Answer 2

Answer:

Life expectancy at birth is defined as the average number of years that a newborn could expect to live if he or she were to pass through life subject to the age-specific mortality rates of a given period.

Explanation:

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